4b932c2c9e
If we need to set MK_host_egacy=yes we might need to check it in local.toolchain.mk so set it earlier in local.meta.sys.env.mk Leave the default MK_host_egacy?=no in local.sys.mk so it can be tested in Makefiles without concern for build mode.
120 lines
3.1 KiB
Makefile
120 lines
3.1 KiB
Makefile
# $FreeBSD$
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.if !target(_${_this}_)
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_${_this}_: .NOTMAIN
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.if ${MK_DIRDEPS_BUILD} == "yes" || ${MK_META_MODE} == "yes"
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# Not in the below list as it may make sense for non-meta mode
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# eventually. meta.sys.mk (DIRDEPS_BUILD) also already adds these in.
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.if ${MK_DIRDEPS_BUILD} == "no" && ${MK_META_MODE} == "yes"
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MAKE_PRINT_VAR_ON_ERROR += \
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.ERROR_TARGET \
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.ERROR_META_FILE \
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.MAKE.LEVEL \
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MAKEFILE \
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.MAKE.MODE
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.endif
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_ERROR_CMD_EXEC= ${sed -n '/^CMD/s,^CMD \(.*\),\1;,p' ${.ERROR_META_FILE}:L:sh}
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_ERROR_CMD= ${!empty(.ERROR_META_FILE):?${_ERROR_CMD_EXEC}:.PHONY}
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MAKE_PRINT_VAR_ON_ERROR+= \
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_ERROR_CMD \
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.CURDIR \
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.MAKE \
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.OBJDIR \
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.TARGETS \
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CPUTYPE \
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DESTDIR \
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LD_LIBRARY_PATH \
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MACHINE \
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MACHINE_ARCH \
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MACHINE_CPUARCH \
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MAKEOBJDIRPREFIX \
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MAKESYSPATH \
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MAKE_VERSION \
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PATH \
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SRCTOP \
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OBJTOP \
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${MAKE_PRINT_VAR_ON_ERROR_XTRAS}
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# Meta mode may rebuild targets that then fail. The next build won't detect
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# the meta mode change. Not all targets have a 'rm ${.TARGET}' in them
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# so force it.
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.DELETE_ON_ERROR:
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.if ${.MAKE.LEVEL} > 0
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MAKE_PRINT_VAR_ON_ERROR += .MAKE.MAKEFILES .PATH
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.endif
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.endif
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.if !empty(.OBJDIR)
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OBJTOP?= ${.OBJDIR:S,${.CURDIR},,}${SRCTOP}
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.endif
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.if !empty(LIBDIR)
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_PREMK_LIBDIR:= ${LIBDIR}
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.endif
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.include "src.sys.mk"
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.-include <site.sys.mk>
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.if make(*-jobs) && empty(JOB_MAX)
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# provide a reasonable? default for JOB_MAX based on ncpu
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JOB_MAX_FACTOR?= 1.33
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NPROC?= ${(type nproc || true) 2> /dev/null:L:sh:M/*:[1]}
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NPROC:= ${NPROC}
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.if !empty(NPROC)
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ncpu!= ${NPROC}
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.elif ${.MAKE.OS:NDarwin:NFreeBSD} == ""
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ncpu!= sysctl -n hw.ncpu
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.endif
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.if ${ncpu:U0} > 1
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.if ${JOB_MAX_FACTOR} == 1
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JOB_MAX:= ${ncpu}
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.else
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jm!= echo ${ncpu} \* ${JOB_MAX_FACTOR} | bc
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JOB_MAX:= ${jm:R}
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.endif
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.endif
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.endif
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# this will be set via local.meta.sys.env.mk if appropriate
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MK_host_egacy?= no
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.if ${.MAKE.MODE:Mmeta*} != ""
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# we can afford to use cookies to prevent some targets
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# re-running needlessly but only when using filemon.
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# Targets that should support the meta mode cookie handling should just be
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# added to META_TARGETS. If bsd.sys.mk cannot be included then ${META_DEPS}
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# should be added as a target dependency as well. Otherwise the target
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# is added to in bsd.sys.mk since it comes last.
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.if ${.MAKE.MODE:Mnofilemon} == ""
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# Prepend .OBJDIR if not already there.
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_META_COOKIE_COND= "${.TARGET:M${.OBJDIR}/*}" == ""
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_META_COOKIE_DEFAULT= ${${_META_COOKIE_COND}:?${.OBJDIR}/${.TARGET}:${.TARGET}}
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# Use the default if COOKIE.${.TARGET} is not defined.
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META_COOKIE= ${COOKIE.${.TARGET}:U${_META_COOKIE_DEFAULT}}
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META_COOKIE_RM= @rm -f ${META_COOKIE}
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META_COOKIE_TOUCH= @touch ${META_COOKIE}
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CLEANFILES+= ${META_TARGETS}
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_meta_dep_before: .USEBEFORE .NOTMAIN
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${META_COOKIE_RM}
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_meta_dep_after: .USE .NOTMAIN
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${META_COOKIE_TOUCH}
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# Attach this to a target to allow it to benefit from meta mode's
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# not rerunning a command if it doesn't need to be considering its
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# metafile/filemon-tracked dependencies.
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META_DEPS= _meta_dep_before _meta_dep_after .META
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.endif
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.else
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# some targets need to be .PHONY - but not in meta mode
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META_NOPHONY= .PHONY
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.endif
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META_NOPHONY?=
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META_COOKIE_RM?=
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META_COOKIE_TOUCH?=
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META_DEPS+= ${META_NOPHONY}
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.endif
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